/Engine/Plugins/Experimental/ScriptableToolsFramework/Source/ScriptableToolsFramework/Public/ScriptableInteractiveTool.h
Implement OnScriptSetup to do initial setup/configuration of the Tool, such as adding Property Sets, creating Gizmos, etc
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintImplementableEvent, Category="ScriptableTool|Events") void OnScriptSetup()